... 2)usage:park,kindergarten,clubs electric-net bumper car,amusement machine,dodgems,bumper equipment,electric power cart,battery ... car,electric battery carKey words:electric-net bumper car,amusement machine,dodgems,bumper equipment,electric power cart,battery ... bumper car,bumper car,amusement car,electric battery carThe ZY-B64 series is the Non-net ...